A nurse is assisting with the care of an infant who requires emergency surgery and whose parent is an emancipated adolescent. Which of the following people can sign the informed consent form for the procedure?

Rationale:

A) Taking rectal temperatures may increase the risk of infection and is not typically recommended during chemotherapy.

B) Live vaccines such as MMR are generally contraindicated during chemotherapy due to the risk of vaccine-related complications in immunocompromised individuals.

C) Going to the park may expose the child to environmental pathogens and is not recommended during chemotherapy.

D) Inspecting the inside of the child's mouth for sores is important for early detection of oral mucositis, a common side effect of chemotherapy that can increase the risk of infection.

A. Allowing a toddler to button up their own shirt can be frustrating for them as they may not have developed the fine motor skills required for this task, leading to potential distress.
B. Asking toddlers questions that require a "yes" or "no" answer can limit their language development as it does not encourage them to use language expressively.
C. While providing opportunities to share toys with others is important for social development, it is not the most critical aspect of care in this context.
D. Ensuring the toddler has at least one nap during the day is crucial as toddlers need ample sleep for proper development and to prevent overtiredness, which can affect their mood and behavior.